Home / 4,155.96-6,235.52-1,234.28

Finding the Fourth Proportional to 4,155.96, 6,235.52 and 1,234.28

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Solution

The fourth proportional to 4,155.96, 6,235.52 and 1,234.28 is: 1,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.96 : 6,235.52 = 1,234.28 : x
  2. Step 2: Convert to fraction form
    4,155.96/6,235.52 = 1,234.28/x
  3. Step 3: Cross multiply
    4,155.96x = 6,235.52 × 1,234.28
  4. Step 4: Simplify right side
    4,155.96x = 7,696,377.63
  5. Step 5: Solve for x
    x = 7,696,377.63/4,155.96
  6. Step 6: Final answer
    x = 1,851.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.